{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e341146cb2c0","name":"REAR SPROCKET STEEL 50 [JTR897.50] 520, SILVER, 58310151050","sku":"SR990-50.S.DR","brand":"Dirt Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":33,"price":{"amount":22.15,"formatted":"£22.15"},"summary":"REAR SPROCKET STEEL 50 Teeth 520 chain size. Silver finish. Made with C45 steel high carbon steel. Heat-treated and hand-finished. Sandblasted for reduced surface tension with a satin-silk finish. Meets or exceeds highest-quality compound mod. standards. Part number SR990-50.S.DR. Cross reference JTR897.50, JTR990.50, PSYCHIC MX-89750, Rear Sprocket 50-T 58310151050.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"279459"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock78705_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock78705_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock78705_2.jpg"],"description":"REAR SPROCKET STEEL 50 Teeth 520 chain size. Silver finish. Made with C45 steel high carbon steel. Heat-treated and hand-finished. Sandblasted for reduced surface tension with a satin-silk finish. Meets or exceeds highest-quality compound mod. standards. Part number SR990-50.S.DR. Cross reference JTR897.50, JTR990.50, PSYCHIC MX-89750, Rear Sprocket 50-T 58310151050.","descriptionMarkdown":"### Dirt Racing Steel Rear Sprocket - 50 Tooth, 520 Chain, Silver\n\nUpgrade your motorcycle's performance with this high-quality steel rear sprocket from Dirt Racing. Designed for maximum strength and durability, this sprocket features 50 teeth and is compatible with 520 chain sizes. The attractive silver finish provides a sleek look for your bike.\n\n**Key Features:**\n\n \n- Material: Constructed from C45 steel, a high-carbon steel known for its strength and wear resistance.\n \n- Durability: Each sprocket is heat-treated to enhance its hardness and lifespan.\n \n- Finish: Hand-finished with a sandblasted treatment to reduce surface tension, resulting in a satin-silk finish.\n \n- Quality Standards: Meets or exceeds the highest quality compound modification standards set by the motorcycle industry.\n \n- Performance: Offers maximum strength at a minimal weight, contributing to optimal motorcycle performance.\n\nThis Dirt Racing sprocket is a premium replacement part designed to satisfy your needs. It offers a reliable and high-performing solution for your motorcycle's drivetrain.","weightGrams":null,"fitments":[{"make":"GAS-GAS","model":"EC F 250","cc":null,"notes":null,"years":"2021–2025"},{"make":"GAS-GAS","model":"EC F 350","cc":null,"notes":null,"years":"2021–2025"},{"make":"GAS-GAS","model":"EC F 450","cc":null,"notes":null,"years":"2024–2025"},{"make":"GAS-GAS","model":"EC F 500","cc":null,"notes":null,"years":"2024–2025"},{"make":"GAS-GAS","model":"EX 250","cc":null,"notes":null,"years":"2023–2025"},{"make":"GAS-GAS","model":"EX F 250","cc":null,"notes":null,"years":"2021–2025"},{"make":"GAS-GAS","model":"EX F 350","cc":null,"notes":null,"years":"2021–2025"},{"make":"GAS-GAS","model":"EX F 450","cc":null,"notes":null,"years":"2021–2024"},{"make":"GAS-GAS","model":"MC 150","cc":null,"notes":null,"years":"2025"},{"make":"GAS-GAS","model":"MC 300","cc":null,"notes":null,"years":"2025"},{"make":"GAS-GAS","model":"MC F 250","cc":null,"notes":null,"years":"2021–2025"},{"make":"GAS-GAS","model":"MC F 350","cc":null,"notes":null,"years":"2023–2025"},{"make":"GAS-GAS","model":"MC F 450","cc":null,"notes":null,"years":"2021–2025"},{"make":"GASGAS","model":"EC 250","cc":null,"notes":null,"years":"2021–2025"},{"make":"GASGAS","model":"EC 300","cc":null,"notes":null,"years":"2021–2025"},{"make":"GASGAS","model":"EX 250","cc":null,"notes":null,"years":"2022"},{"make":"GASGAS","model":"EX 300","cc":null,"notes":null,"years":"2021–2025"},{"make":"GASGAS","model":"MC 125","cc":null,"notes":null,"years":"2021–2025"},{"make":"GASGAS","model":"MC 250","cc":null,"notes":null,"years":"2022–2025"},{"make":"HUSABERG","model":"FE 250","cc":null,"notes":null,"years":"2013–2014"},{"make":"HUSABERG","model":"FE 350","cc":null,"notes":null,"years":"2013–2014"},{"make":"HUSABERG","model":"FE 390","cc":null,"notes":null,"years":"2010–2012"},{"make":"HUSABERG","model":"FE 450","cc":null,"notes":null,"years":"2004–2014"},{"make":"HUSABERG","model":"FE 501","cc":null,"notes":null,"years":"2013–2015"},{"make":"HUSABERG","model":"FE 550","cc":null,"notes":null,"years":"2004–2008"},{"make":"HUSABERG","model":"FE 570","cc":null,"notes":null,"years":"2009–2012"},{"make":"HUSABERG","model":"FE 650","cc":null,"notes":null,"years":"2004–2008"},{"make":"HUSABERG","model":"FS 650","cc":null,"notes":null,"years":"2004–2008"},{"make":"HUSABERG","model":"FX 450","cc":null,"notes":null,"years":"2010–2012"},{"make":"HUSABERG","model":"TE 125","cc":null,"notes":null,"years":"2012–2014"},{"make":"HUSABERG","model":"TE 250","cc":null,"notes":null,"years":"2011–2014"},{"make":"HUSABERG","model":"TE 300","cc":null,"notes":null,"years":"2011–2014"},{"make":"HUSQVARNA","model":"FC 250","cc":null,"notes":null,"years":"2014–2025"},{"make":"HUSQVARNA","model":"FC 350","cc":null,"notes":null,"years":"2014–2025"},{"make":"HUSQVARNA","model":"FC 450","cc":null,"notes":null,"years":"2014–2025"},{"make":"HUSQVARNA","model":"FE 250","cc":null,"notes":null,"years":"2014–2025"},{"make":"HUSQVARNA","model":"FE 350","cc":null,"notes":null,"years":"2014–2025"},{"make":"HUSQVARNA","model":"FE 450","cc":null,"notes":null,"years":"2014–2025"},{"make":"HUSQVARNA","model":"FE 501","cc":null,"notes":null,"years":"2014–2025"},{"make":"HUSQVARNA","model":"FS 450","cc":null,"notes":null,"years":"2015–2025"},{"make":"HUSQVARNA","model":"FX 350","cc":null,"notes":null,"years":"2017–2025"},{"make":"HUSQVARNA","model":"FX 450","cc":null,"notes":null,"years":"2017–2025"},{"make":"HUSQVARNA","model":"TC 125","cc":null,"notes":null,"years":"2014–2025"},{"make":"HUSQVARNA","model":"TC 250","cc":null,"notes":null,"years":"2014–2020"},{"make":"HUSQVARNA","model":"TC 2T 250","cc":null,"notes":null,"years":"2014–2025"},{"make":"HUSQVARNA","model":"TC 300","cc":null,"notes":null,"years":"2025"},{"make":"HUSQVARNA","model":"TE 125","cc":null,"notes":null,"years":"2014–2016"},{"make":"HUSQVARNA","model":"TE 150","cc":null,"notes":null,"years":"2017–2019"},{"make":"HUSQVARNA","model":"TE 150I","cc":null,"notes":null,"years":"2020–2025"},{"make":"HUSQVARNA","model":"TE 250i","cc":null,"notes":null,"years":"2018–2021"},{"make":"HUSQVARNA","model":"TE 250I","cc":null,"notes":null,"years":"2022–2025"},{"make":"HUSQVARNA","model":"TE 2T 250","cc":null,"notes":null,"years":"2014–2020"},{"make":"HUSQVARNA","model":"TE 300","cc":null,"notes":null,"years":"2014–2018"},{"make":"HUSQVARNA","model":"TE 300i","cc":null,"notes":null,"years":"2018–2021"},{"make":"HUSQVARNA","model":"TE 300I","cc":null,"notes":null,"years":"2022–2025"},{"make":"HUSQVARNA","model":"TX 125","cc":null,"notes":null,"years":"2017–2019"},{"make":"HUSQVARNA","model":"TX 300","cc":null,"notes":null,"years":"2017–2019"},{"make":"HUSQVARNA","model":"TX 300I","cc":null,"notes":null,"years":"2020–2025"},{"make":"KTM","model":"125 EXC","cc":null,"notes":null,"years":"1990–2017"},{"make":"KTM","model":"125 SX","cc":null,"notes":null,"years":"1990–2025"},{"make":"KTM","model":"125 XC-W","cc":null,"notes":null,"years":"2017–2019"},{"make":"KTM","model":"144 SX","cc":null,"notes":null,"years":"2008"},{"make":"KTM","model":"150 EXC TPI","cc":null,"notes":null,"years":"2020–2025"},{"make":"KTM","model":"150 SX","cc":null,"notes":null,"years":"2009–2025"},{"make":"KTM","model":"150 XC","cc":null,"notes":null,"years":"2009–2017"},{"make":"KTM","model":"150 XC-W","cc":null,"notes":null,"years":"2017–2019"},{"make":"KTM","model":"200 EXC","cc":null,"notes":null,"years":"1998–2017"},{"make":"KTM","model":"200 SX","cc":null,"notes":null,"years":"1998–2017"},{"make":"KTM","model":"200 XC","cc":null,"notes":null,"years":"2009–2017"},{"make":"KTM","model":"200 XC-W","cc":null,"notes":null,"years":"2011–2017"},{"make":"KTM","model":"200 XCW","cc":null,"notes":null,"years":"2009–2010"},{"make":"KTM","model":"250 EXC","cc":null,"notes":null,"years":"1990–2017"},{"make":"KTM","model":"250 EXC Racing","cc":null,"notes":"1st Filter","years":"2003–2006"},{"make":"KTM","model":"250 EXC RACING","cc":null,"notes":null,"years":"2001–2002"},{"make":"KTM","model":"250 EXC TPI","cc":null,"notes":null,"years":"2018–2025"},{"make":"KTM","model":"250 EXC-F","cc":null,"notes":null,"years":"2006–2025"},{"make":"KTM","model":"250 SX","cc":null,"notes":null,"years":"1990–2025"},{"make":"KTM","model":"250 SX-F","cc":null,"notes":null,"years":"2006–2025"},{"make":"KTM","model":"250 XC","cc":null,"notes":null,"years":"1990–2020"},{"make":"KTM","model":"250 XC-F","cc":null,"notes":null,"years":"2012–2020"},{"make":"KTM","model":"250 XC-W","cc":null,"notes":null,"years":"2018"},{"make":"KTM","model":"300 EXC","cc":null,"notes":null,"years":"1990–2017"},{"make":"KTM","model":"300 EXC TPI","cc":null,"notes":null,"years":"2018–2025"},{"make":"KTM","model":"300 SX","cc":null,"notes":null,"years":"2023–2025"},{"make":"KTM","model":"300 XC TPI 2T","cc":null,"notes":null,"years":"2020"},{"make":"KTM","model":"300 XC-W TPI","cc":null,"notes":null,"years":"2020"},{"make":"KTM","model":"350 EXC-F","cc":null,"notes":null,"years":"2011–2025"},{"make":"KTM","model":"350 SX-F","cc":null,"notes":null,"years":"2011–2025"},{"make":"KTM","model":"350 XC-F","cc":null,"notes":null,"years":"2018–2020"},{"make":"KTM","model":"360 EXC","cc":null,"notes":null,"years":"1996–1997"},{"make":"KTM","model":"360 SX","cc":null,"notes":null,"years":"1996–1997"},{"make":"KTM","model":"380 EXC","cc":null,"notes":null,"years":"1998–2002"},{"make":"KTM","model":"380 SX","cc":null,"notes":null,"years":"1998–2002"},{"make":"KTM","model":"400 EXC","cc":null,"notes":null,"years":"1996–1999, 2008–2016"},{"make":"KTM","model":"400 EXC","cc":null,"notes":"1st Filter (Long)","years":"2000–2005"},{"make":"KTM","model":"400 EXC","cc":null,"notes":"1st Filter","years":"2006–2007"},{"make":"KTM","model":"400 LC-4","cc":null,"notes":null,"years":"1998–2000"},{"make":"KTM","model":"400 LC4","cc":null,"notes":null,"years":"2001"},{"make":"KTM","model":"400 SX","cc":null,"notes":null,"years":"1999–2002"},{"make":"KTM","model":"450 EXC","cc":null,"notes":null,"years":"1999, 2008–2017"},{"make":"KTM","model":"450 EXC","cc":null,"notes":"1st Filter (Long)","years":"2000–2007"},{"make":"KTM","model":"450 EXC R","cc":null,"notes":null,"years":"2008–2011"},{"make":"KTM","model":"450 EXC Racing","cc":null,"notes":"1st Filter","years":"2003–2007"},{"make":"KTM","model":"450 EXC-F","cc":null,"notes":null,"years":"2017–2025"},{"make":"KTM","model":"450 EXC-R","cc":null,"notes":null,"years":"2008–2011"},{"make":"KTM","model":"450 SM-R","cc":null,"notes":null,"years":"2004, 2021–2023"},{"make":"KTM","model":"450 SMR","cc":null,"notes":null,"years":"2005–2014, 2024–2025"},{"make":"KTM","model":"450 SX","cc":null,"notes":"1st Filter","years":"2003–2006"},{"make":"KTM","model":"450 SX-F","cc":null,"notes":null,"years":"2007–2025"},{"make":"KTM","model":"450 SXF","cc":null,"notes":"1st Filter (Long)","years":"2004–2006"},{"make":"KTM","model":"450 XC-F","cc":null,"notes":null,"years":"2018–2020"},{"make":"KTM","model":"500 EXC","cc":null,"notes":null,"years":"2012–2017"},{"make":"KTM","model":"500 EXC-F","cc":null,"notes":null,"years":"2013–2025"},{"make":"KTM","model":"500 XC-F","cc":null,"notes":null,"years":"2013"},{"make":"KTM","model":"500 XC-W","cc":null,"notes":null,"years":"2013"},{"make":"KTM","model":"505 SX-F","cc":null,"notes":null,"years":"2008–2009"},{"make":"KTM","model":"505 XC-F","cc":null,"notes":null,"years":"2009"},{"make":"KTM","model":"520 EXC","cc":null,"notes":"1st Filter (Long)","years":"2000–2002"},{"make":"KTM","model":"520 SX","cc":null,"notes":"1st Filter","years":"1999–2006"},{"make":"KTM","model":"520 SX 4T","cc":null,"notes":null,"years":"1999–2006"},{"make":"KTM","model":"525 EXC","cc":null,"notes":null,"years":"1999, 2008–2016"},{"make":"KTM","model":"525 EXC","cc":null,"notes":"1st Filter (Long)","years":"2000–2002"},{"make":"KTM","model":"525 EXC","cc":null,"notes":"1st Filter","years":"2003–2007"},{"make":"KTM","model":"525 EXC RACING","cc":null,"notes":null,"years":"2003–2007"},{"make":"KTM","model":"525 SM-R","cc":null,"notes":null,"years":"2004–2005"},{"make":"KTM","model":"525 SX","cc":null,"notes":null,"years":"1999–2002"},{"make":"KTM","model":"525 SX","cc":null,"notes":"1st Filter","years":"2003–2006"},{"make":"KTM","model":"525 SX 4T","cc":null,"notes":null,"years":"1999–2006"},{"make":"KTM","model":"530 EXC","cc":null,"notes":null,"years":"2008–2012"},{"make":"KTM","model":"530 EXC-R","cc":null,"notes":null,"years":"2008–2011"},{"make":"KTM","model":"560 SMR","cc":null,"notes":null,"years":"2006–2007"},{"make":"KTM","model":"600 LC-4","cc":null,"notes":null,"years":"1990–1993"},{"make":"KTM","model":"620 LC4, DUKE","cc":null,"notes":null,"years":"1994–2001"},{"make":"KTM","model":"620 SC","cc":null,"notes":null,"years":"1994–2001"},{"make":"KTM","model":"620 SX","cc":null,"notes":null,"years":"1994–2005"},{"make":"KTM","model":"625 SXC","cc":null,"notes":null,"years":"2002–2007"},{"make":"KTM","model":"640 LC4, DUKE II","cc":null,"notes":null,"years":"1998–2007"},{"make":"KTM","model":"690 ENDURO","cc":null,"notes":null,"years":"2008–2010"},{"make":"KTM","model":"690 Enduro R","cc":null,"notes":null,"years":"2009–2011"},{"make":"KTM","model":"690 SMC","cc":null,"notes":null,"years":"2008–2011"},{"make":"KTM","model":"690 SUPERMOTO","cc":null,"notes":null,"years":"2007–2009"},{"make":"STARK","model":"VARG ELECTRIC","cc":null,"notes":null,"years":"2023–2025"},{"make":"TRIUMPH","model":"TF -RC 450","cc":null,"notes":null,"years":"2025"},{"make":"TRIUMPH","model":"TF -X 250","cc":null,"notes":null,"years":"2024"}],"collections":[{"name":"Chain & Sprockets","url":"https://www.2brosparts.com/api/agent/collection/GB/chain-sprockets"},{"name":"Sprockets & Components (Rear)","url":"https://www.2brosparts.com/api/agent/collection/GB/sprockets-components-rear"}],"links":{"page":"https://www.2brosparts.com/products/rear-sprocket-steel-50-jtr89750-520-silver-58310151050","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/e341146cb2c0:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/e341146cb2c0:1"}},"market":{"country":"GB","countryName":"United Kingdom","locale":"en-gb","currency":"GBP","exchangeRateFromGbp":1,"pricesIncludeUkVat":true,"checkoutTax":null,"delivery":[{"name":"Standard","description":"Orders £15.00–£59.99 · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":4.99,"formatted":"£4.99"},"free":false,"minimumOrder":{"amount":0,"formatted":"£0.00","gbp":0},"weightGrams":null},{"name":"Standard","description":"Orders £60.00 and up · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":0,"formatted":"£0.00"},"free":true,"minimumOrder":{"amount":60,"formatted":"£60.00","gbp":60},"weightGrams":null}],"storeUrl":"https://www.2brosparts.com"},"navigate":{"start":"https://www.2brosparts.com/api/agent","search":"https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus}"},"howToBuy":{"summary":"Build a basket for the shopper and give them one checkout link. Every URL is a plain path (no query string) and a GET. Nothing is stored between calls.","checkoutLinkFormat":"https://www.2brosparts.com/api/agent/checkout/GB/{basketKey}:{quantity},{basketKey}:{quantity}","steps":["1. Find products: follow links in these responses, or fetch https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus} (e.g. https://www.2brosparts.com/api/agent/search/GB/brake+pads). Every product has a basketKey.","2. Optional check: https://www.2brosparts.com/api/agent/basket/GB/{basketKey}:{quantity},{basketKey}:{quantity} returns stock, totals per delivery option and the checkout link.","3. Give the shopper the checkout link. Opening it fills their basket with exactly these items (replacing what was there) and opens checkout for United Kingdom. They pay on 2brosparts.com through Stripe."],"noFetchNeeded":"You can write the checkout link yourself from basketKeys and quantities; nothing has to be fetched first. Each product also has links.buyOneNow, a ready link for one unit.","stateless":"Nothing is saved on our side. The items part of the URL is the whole basket: to change it, write the link again with the new list.","itemsFormat":"basketKey:quantity pairs joined by commas, e.g. 04f24aad4d68:2,7c1e9a0b3f2d:1. Quantity defaults to 1. Up to 50 products, 100 each.","country":"GB is the shopper's delivery country. Swap it for theirs (US, DE, FR…) in any URL; currency, tax and delivery follow it.","tips":["Put everything the shopper wants in one link.","Optionally add your name as a last path segment on checkout links (…/checkout/GB/<items>/claude) so the sale is credited to you.","The checkout link is for the shopper's browser. Do not open it yourself.","Signed-in trade account holders see their trade prices at checkout."]}}